title: Fertility of long-term male survivors of acute lymphoblastic leukemia diagnosed during childhood.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D016022:Case-Control Studies; D002648:Child; D002675:Child, Preschool; D005298:Fertility; D006801:Humans; D007248:Infertility, Male / Q000453:epidemiology / Q000209:etiology*; D008297:Male; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000150:complications* / Q000532:radiotherapy; D016016:Proportional Hazards Models; D018714:Radiotherapy, Adjuvant / Q000009:adverse effects; D012189:Retrospective Studies; D017741:Survivors